Improvement in buttons or studs



R. B. BANISTER. Button or Stud.

No. 222,228. Patented Dec. 2, I879.

WITNESSES. INVENTQR.

fllmlldlxa N. PETERS. PHDTO-LITHOGRAPHER. WASHINGTON. 0 c4 J UNITED STATES PATENT OFFIoE.

oBERT' B; BANISTER, OF PROVIDENCE, RH'ODE rsnnnu-n- TIMPRIOVEMENT'IN BUTTONS OR STUDS'.

Speeification'formin'g part of Letters Patent No. 222,225, dated December 2, 1879; application filed June16,1879.

To all whom iit a Be it'knownthat I, ROBERT B.'BAN1s'rER,

of Providence, in the county of Providence t and State of Rhode Island, have vinvented a new and useful Improvement in Buttons on Studs for Collars, Sleeves, or Bosoms, which improvement is fully set forth inthe following specification, reference. being had to the accompanying drawing.

The object of my invention is to fasteuthe back disk and front diskof a button securely "together, the button being formed .WlthilOlliJ disk andback disk separate.

The accompanying drawing is aseetional View of my inventiom The button is made of meta1,-in two parts,

front and back separate, which are connected which the solid-post of the front The front disk Iisfiprovidcd want sliding,

bolt or pin represented at O, which is attached to the inside edge off-the front disk; 7' i Toconnect orfasfen'the button,.the bolt is drawn out, as shown bythedotted lines. The s front disk'andback disk are then screwed to,"

described.

gether. The bolt is then pushed in toward th post or stem in the center. The posts are providedwith a hole penetrating throughthe hollow postand into the solid one. The point of the bolt 0 enters this hole, thus securely fastening the front disk and back disk together. To disengage them the bolt is drawn back by means of a slight projection at the outer end. The posts may be made square and Without a screw, and the bolt 0 mayalso be either square or round. I do not confine myself to either shape. a 1 I-am aware that buttons have beenmade and put in use with front disk and back'disk in separate pieces, and therefore do not'claim that as my invention. I claim as my invention F The button consisting of thefro t sk, A, with solid screw-post, the back 'dislgjrBywith hollow post adapted to receive the screw threaded post of the front disk, and the sliding bolt G, for locking. the two di'skstog her;

attached to the front disk, an shown, to pass through the 1' into the solid post, substantial,

" Witnesses:

N. P. S. THOMAS, i ALBERT G. TILLINGHAS 

